<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <meta name="viewport" content="width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no">
    <style>
        @import url("01手机适配.css");    
    </style>
</head>
<body>
    <main>
        <header class="header">
            <input type="text" class="search">
        </header>
        <div class="div1"></div>
        <p>我看看我文字的大小</p>
    </main>
</body>
</html>